78407487

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{487}}^1$

素因数の和:652

約数の個数: 32

約数和(自身を含む): 119462400

約数和(自身を除く): 41054913

約数列:

[1, 3, 9, 27, 67, 89, 201, 267, 487, 603, 801, 1461, 1809, 2403, 4383, 5963, 13149, 17889, 32629, 43343, 53667, 97887, 130029, 161001, 293661, 390087, 880983, 1170261, 2903981, 8711943, 26135829, 78407487]

約数ペア:

[(1, 78407487), (3, 26135829), (9, 8711943), (27, 2903981), (67, 1170261), (89, 880983), (201, 390087), (267, 293661), (487, 161001), (603, 130029), (801, 97887), (1461, 53667), (1809, 43343), (2403, 32629), (4383, 17889), (5963, 13149)]